VulnerabilityAnalyzed
CVE-2021-47233
In the Linux kernel, the following vulnerability has been resolved: regulator: rt4801: Fix NULL pointer dereference if priv->enable_gpios is NULL devm_gpiod_get_array_optional may return NULL if no GPIO was assigned.
MEDIUM 5.5EPSS 0.22%
Does this matter?
Lower severity and a low EPSS score (0.22%). Track it; it rarely justifies an emergency change on its own.
Description
In the Linux kernel, the following vulnerability has been resolved: regulator: rt4801: Fix NULL pointer dereference if priv->enable_gpios is NULL devm_gpiod_get_array_optional may return NULL if no GPIO was assigned.
- CVSS 3.1
- 5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 0.22% probability · 13th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-476
- Affected
- linux/linux kernel
- Source
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
References
- https://git.kernel.org/stable/c/ba8a26a7ce8617f9f3d6230de34b2302df086b41Patch
- https://git.kernel.org/stable/c/cb2381cbecb81a8893b2d1e1af29bc2e5531df27Patch
- https://git.kernel.org/stable/c/dc68f0c9e4a001e02376fe87f4bdcacadb27e8a1Patch
- https://git.kernel.org/stable/c/ba8a26a7ce8617f9f3d6230de34b2302df086b41Patch
- https://git.kernel.org/stable/c/cb2381cbecb81a8893b2d1e1af29bc2e5531df27Patch
- https://git.kernel.org/stable/c/dc68f0c9e4a001e02376fe87f4bdcacadb27e8a1Patch
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.